A117326 - OEIS

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A117326

Indices of semiprimes in A117322 prime(n) modulo semiprime(n).

13, 17, 18, 20, 21, 27, 28, 30, 32, 41, 42, 43, 46, 47, 49, 53, 55, 56, 58, 59, 63, 69, 72, 75, 81 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`Table of n, a(n) for n=1..25.`
	EXAMPLE	`a(1) = 13 because A117322(13) = prime(13) modulo semiprime(13) = 41 mod 35 = 6 = 2 * 3 is semiprime.` `a(2) = 17 because A117322(17) = 59 mod 49 = 10 = 2 * 5 is semiprime.` `a(3) = 18 because A117322(18) = 61 mod 51 = 10 = 2 * 5 is semiprime.` `a(4) = 20 because A117322(20) = 71 mod 57 = 14 = 2 * 7 is semiprime.`
	CROSSREFS	`Sequence in context: A066918 A164062 A338371 * A052055 A272119 A075761` `Adjacent sequences: A117323 A117324 A117325 * A117327 A117328 A117329`
	KEYWORD	`easy,nonn`
	AUTHOR	`Jonathan Vos Post, Mar 08 2006`
	STATUS	`approved`

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Last modified February 2 16:46 EST 2023. Contains 360023 sequences. (Running on oeis4.)